42143343011100 has 216 divisors, whose sum is σ = 132510439414080. Its totient is φ = 11202974576640.

The previous prime is 42143343011047. The next prime is 42143343011101. The reversal of 42143343011100 is 111034334124.

42143343011100 is a `hidden beast` number, since 4 + 2 + 14 + 334 + 301 + 1 + 10 + 0 = 666.

It is a super-2 number, since 2×42143343011100² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42143343011101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3443358781 + ... + 3443371019.

Almost surely, 2^{42143343011100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42143343011100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66255219707040).

42143343011100 is an abundant number, since it is smaller than the sum of its proper divisors (90367096402980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42143343011100 is a wasteful number, since it uses less digits than its factorization.

42143343011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23949 (or 23939 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 42143343011100 its reverse (111034334124), we get a palindrome (42254377345224).

The spelling of 42143343011100 in words is "forty-two trillion, one hundred forty-three billion, three hundred forty-three million, eleven thousand, one hundred".